use diamond

git-svn-id: https://svn.apache.org/repos/asf/archiva/redback/redback-components/trunk@1585087 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/spring-cache-test/src/main/java/org/apache/archiva/redback/components/cache/test/AbstractCacheTestCase.java b/spring-cache-test/src/main/java/org/apache/archiva/redback/components/cache/test/AbstractCacheTestCase.java
index cb767f1..12b904b 100644
--- a/spring-cache-test/src/main/java/org/apache/archiva/redback/components/cache/test/AbstractCacheTestCase.java
+++ b/spring-cache-test/src/main/java/org/apache/archiva/redback/components/cache/test/AbstractCacheTestCase.java
@@ -95,7 +95,7 @@
         }
 
         // Put some holes into the list.
-        List<String> removedKeys = new ArrayList<String>();
+        List<String> removedKeys = new ArrayList<>();
         removedKeys.add( fmt.toText( 4600 ) );
         removedKeys.add( fmt.toText( 4700 ) );
         removedKeys.add( fmt.toText( 4800 ) );